| Months | 12 | 12 | 12 | 12 | 12 |
| Source Of Info (AR = Annual Report, PR = Press Release) | AR | AR | AR | AR | AR |
| FaceValue | 10.00 | 10.00 | 10.00 | 10.00 | 10.00 |
| | | | | | |
| PER SHARE RATIOS | | | | | |
| | | | | | |
| Basic EPS (Rs.) | 73.76 | 66.55 | 50.56 | 31.03 | 47.99 |
| Diluted EPS (Rs.) | 73.76 | 66.55 | 50.56 | 31.03 | 47.99 |
| Cash EPS (Rs.) | 74.22 | 66.00 | 49.72 | 32.67 | 48.05 |
| Book Value[Excl.RevalReserv]/Share (Rs.) | 547.80 | 477.20 | 413.87 | 366.04 | 337.73 |
| Book Value[Incl.RevalReserv]/Share (Rs.) | 547.80 | 477.20 | 413.87 | 366.04 | 337.73 |
| Revenue From Operations / Share (Rs.) | 269.37 | 243.69 | 205.20 | 206.23 | 219.54 |
| PBDIT / Share (Rs.) | 252.27 | 221.95 | 178.52 | 153.82 | 193.41 |
| PBIT / Share (Rs.) | 247.69 | 219.04 | 176.12 | 151.76 | 191.34 |
| PBT / Share (Rs.) | 93.30 | 83.87 | 64.06 | 41.48 | 62.31 |
| Net Profit / Share (Rs.) | 69.64 | 63.09 | 47.33 | 30.62 | 45.97 |
| NP After MI And SOA / Share (Rs.) | 73.77 | 66.55 | 50.56 | 31.03 | 47.99 |
| | | | | | |
| PROFITABILITY RATIOS | | | | | |
| | | | | | |
| PBDIT Margin (%) | 93.65 | 91.07 | 86.99 | 74.58 | 88.09 |
| PBIT Margin (%) | 91.95 | 89.88 | 85.82 | 73.58 | 87.15 |
| PBT Margin (%) | 34.63 | 34.41 | 31.21 | 20.11 | 28.38 |
| Net Profit Margin (%) | 25.85 | 25.89 | 23.06 | 14.84 | 20.93 |
| NP After MI And SOA Margin (%) | 27.38 | 27.30 | 24.63 | 15.04 | 21.85 |
| Return on Networth / Equity (%) | 13.46 | 13.94 | 12.21 | 8.47 | 14.20 |
| Return on Capital Employeed (%) | 44.15 | 45.00 | 41.86 | 40.90 | 55.06 |
| Return On Assets (%) | 3.13 | 3.01 | 2.51 | 1.61 | 2.41 |
| Total Debt / Equity (X) | 3.25 | 3.58 | 3.83 | 4.23 | 4.83 |
| Asset Turnover Ratio (%) | 0.11 | 0.11 | 0.10 | 0.10 | 0.11 |
| | | | | | |
| LIQUIDITY RATIOS | | | | | |
| | | | | | |
| Current Ratio (X) | 1.30 | 1.27 | 1.26 | 1.23 | 1.21 |
| Quick Ratio (X) | 1.30 | 1.27 | 1.26 | 1.23 | 1.21 |
| Dividend Payout Ratio (NP) (%) | 4.06 | 4.81 | 4.94 | 8.05 | 5.20 |
| Dividend Payout Ratio (CP) (%) | 3.82 | 4.61 | 4.72 | 7.55 | 4.99 |
| Earning Retention Ratio (%) | 95.94 | 95.19 | 95.06 | 91.95 | 94.80 |
| Cash Earning Retention Ratio (%) | 96.18 | 95.39 | 95.28 | 92.45 | 95.01 |
| | | | | | |
| COVERAGE RATIOS | | | | | |
| | | | | | |
| Interest Coverage Ratio (%) | 1.63 | 1.64 | 1.59 | 1.39 | 1.50 |
| Interest Coverage Ratio (Post Tax) (%) | 1.45 | 1.47 | 1.42 | 1.28 | 1.36 |
| | | | | | |
| VALUATION RATIOS | | | | | |
| | | | | | |
| Enterprise Value (Cr.) | 13100.44 | 12699.56 | 10593.85 | 10187.90 | 11850.36 |
| EV / Net Operating Revenue (X) | 7.77 | 8.33 | 8.25 | 7.90 | 8.63 |
| EV / EBITDA (X) | 8.30 | 9.15 | 9.49 | 10.59 | 9.79 |
| MarketCap / Net Operating Revenue (X) | 1.24 | 1.64 | 0.87 | 0.85 | 1.53 |
| Retention Ratios (%) | 95.93 | 95.18 | 95.05 | 91.94 | 94.79 |
| Price / BV (X) | 0.61 | 0.83 | 0.43 | 0.48 | 0.99 |
| Price / Net Operating Revenue (X) | 1.24 | 1.64 | 0.87 | 0.85 | 1.53 |
| EarningsYield | 0.21 | 0.16 | 0.28 | 0.17 | 0.14 |